UPDATE 
  cscart_lock_keys 
SET 
  expiry_at = UNIX_TIMESTAMP(NOW()) + 30, 
  token = 'curB4ZCOYFU+pRL0ijj0Z/m2snwTXe54gI0eb0bYuiY=' 
WHERE 
  key_id = '49e12415b3c9df8d0a1f2fefcce2412f3a2a071fef4baa683422de22a5dc7618' 
  AND (
    token = 'curB4ZCOYFU+pRL0ijj0Z/m2snwTXe54gI0eb0bYuiY=' 
    OR expiry_at <= UNIX_TIMESTAMP(NOW())
  )